Bogen Complete Outdoor Audio Speaker System with DSP Amplifier

In-ground or on-ground stake mounting (ground stakes supplied) Purpose-built to be extremely durable in all weather conditions Built-in multi-tap 70V transformer with rotary switch selections for 64W, 32W, and 16W, with 16-Ohm bypass Anodized metal alloy speaker cones (MDT) that maintain specified performance over a broad range of temperatures (-20 to +160? F; -29 - +71? C) for consistent sound quality in every season Durable powder-coated aluminum grille